Rectangular panel for construction toy set



FIG. 1 is a top plan view of a rectangular panel, showing our new design, the bottom being substantially identical;

FIG. 2 is a side elevational view of the panel, all four sides are substantially identical; and,

FIG. 3 is a perspective view of the panel from the top.

The circular apertures shown in dotted lines form no part of the design. 

The ornamental design for a rectangular panel for construction toy set, as shown and described. 